CN214424822U - Communication fault diagnosis system for lime kiln hydraulic station - Google Patents
Communication fault diagnosis system for lime kiln hydraulic station Download PDFInfo
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- CN214424822U CN214424822U CN202120408502.3U CN202120408502U CN214424822U CN 214424822 U CN214424822 U CN 214424822U CN 202120408502 U CN202120408502 U CN 202120408502U CN 214424822 U CN214424822 U CN 214424822U
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Abstract
The lime kiln hydraulic station communication fault diagnosis system comprises a main station and a plurality of slave stations, wherein a PLC (programmable logic controller) is arranged on the main station, each slave station is respectively provided with a hydraulic station, and a communication switch is arranged between the main station and the slave stations and used for realizing data transmission and interaction between the main station and the slave stations; the slave stations are respectively arranged on the master station in parallel; the communication switch comprises a wireless communicator, a 485 communicator and a GPRS communicator; the model of PLC controller is S7-400, is equipped with a plurality of pins on the PLC controller, the PLC controller links to each other with wireless communicator through Q1.6 pin and Q1.7 pin, the PLC controller links to each other with the 485 communicator through Q1.3 pin, Q1.4 pin and Q1.5 pin, the PLC controller links to each other with the GPRS communicator through Q1.0 pin, Q1.1 pin and Q1.2 pin.
Description
The technical field is as follows:
the utility model relates to a limekiln hydraulic pressure station communication fault diagnostic.
Background art:
the lime kiln mainly comprises a kiln body, a feeding device, a distributing device, a combustion device, an ash discharging device, an electric appliance, an instrument control device, a dust removal device and the like; the lime kilns in different forms have different structural forms and calcining forms, basically the same technological process, greatly different equipment values and different use effects; the calcined quicklime has a long history in China, the calcined quicklime is developed to the present, the lime consumption in various industries such as metallurgy, chemical industry and building materials is increasingly large, and the requirement on the quality of the lime is also increasingly high.
In the working process of the lime kiln, the equipment is driven to work through a hydraulic station due to the fact that a plurality of pieces of equipment need to be linked with one another; at present, a common control mode is that a PLC (programmable logic controller) is used as a master station to connect a plurality of slave stations, industrial Ethernet is used for communication, and the slave stations are connected in series, so that a hydraulic station is controlled to ensure the normal operation of the lime kiln.
In the existing hydraulic station communication system, because the connection relationship between the master station and the slave station is series connection, the phenomenon of communication flash of the slave station is easy to occur, faults are difficult to be checked, the hydraulic station with the faults can not be positioned quickly and accurately, meanwhile, communication flash possibly occurs due to interference of network cables, poor contact of a communication port of the hydraulic station, poor grounding of a cabinet body and the like, fault causes are not easy to be checked, so that the lime kiln is shut down, production is severely restricted, time and labor are wasted in fault treatment,
the utility model has the following contents:
the embodiment of the utility model provides a lime kiln hydraulic pressure station communication failure diagnosis system, structural design is reasonable, the communication connected mode between main website and the slave station has been improved, the route of net twine between controller and the hydraulic pressure station has been adjusted, can pinpoint the position of hydraulic pressure station that breaks down fast, reduce the interference between the hydraulic pressure station, cooperation time delay relay, even the flash phenomenon appears, the duration is shorter, can not cause equipment to shut down, promote the overall efficiency of lime kiln, the problem that exists among the prior art has been solved.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
the lime kiln hydraulic station communication fault diagnosis system comprises a main station and a plurality of slave stations, wherein a PLC (programmable logic controller) is arranged on the main station, each slave station is respectively provided with a hydraulic station, and a communication switch is arranged between the main station and the slave stations and used for realizing data transmission and interaction between the main station and the slave stations; the slave stations are respectively arranged on the master station in parallel; the communication switch comprises a wireless communicator, a 485 communicator and a GPRS communicator; the model of PLC controller is S7-400, is equipped with a plurality of pins on the PLC controller, the PLC controller links to each other with wireless communicator through Q1.6 pin and Q1.7 pin, the PLC controller links to each other with the 485 communicator through Q1.3 pin, Q1.4 pin and Q1.5 pin, the PLC controller links to each other with the GPRS communicator through Q1.0 pin, Q1.1 pin and Q1.2 pin.
The number of the slave stations is 8, each slave station is provided with a delay relay, and the delay relays are used for delaying communication flash-off.
The model of the delay relay is AT8PSN, 8 pins are arranged on the delay relay, the second pin of the delay relay is a positive electrode pin of a power supply, and the seventh pin of the delay relay is a negative electrode pin of the power supply; the first pin, the third pin and the fourth pin of the time delay relay are contact output pins, and the fifth pin, the sixth pin and the eighth pin of the time delay relay are contact output pins.
The type of the GPRS communicator is SIM800C, 42 pins are arranged on the GPRS communicator, a pin I of the GPRS communicator is connected with a pin Q1.0 of the PLC, a pin II of the GPRS communicator is connected with a pin Q1.1 of the PLC, a pin III of the GPRS communicator is connected with a pin Q1.2 of the PLC, and an antenna is arranged on a pin thirty-two of the GPRS; a fifth pin, a sixth pin, a seventeenth pin and an eighteen pin of the GPRS communicator are connected with an SIM card through a first resistor, a second resistor and a third resistor; and a first capacitor, a second capacitor, a third capacitor and a fourth capacitor are respectively arranged on a pin fifteen, a pin sixteen, a pin seventeen and a pin eighteen of the GPRS communicator.
The model of 485 communicator is SP3485, is equipped with 8 pins on the 485 communicator, the pin of 485 communicator links to each other with the Q1.3 pin of PLC controller, the No. two pins and the No. three pin looks short circuit of 485 communicator link to each other with the Q1.4 pin of PLC controller, the No. four pins of 485 communicator link to each other with the Q1.5 pin of PLC controller.
The model of the wireless communicator is ESP8266, 8 pins are arranged on the wireless communicator, a fourth pin of the wireless communicator is connected with a Q1.7 pin of the PLC, and an eighth pin of the wireless communicator is connected with a Q1.6 pin of the PLC.
And the PLC is also connected with a touch screen through a signal wire.
By adopting the structure, each slave station is led out from the PLC controller independently through the communication structure of the master station and the slave stations which are connected in parallel, no involvement exists between the slave stations, and interference is reduced; a delay relay is arranged in a hydraulic station on each slave station, so that the 2S delay of the communication flash-off is increased, and the 2S communication flash-off is ensured not to stop the kiln; the different service environments of hydraulic pressure station are satisfied through the polymorphic communicator in the communication switch, can realize the quick accurate positioning of trouble to communication flash occasionally takes place, and the flash time is short, has high-efficient practical, advantage that the interference killing feature is good.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an electrical schematic diagram of the present invention.
Fig. 3 is a schematic structural diagram of a slave station according to the present invention.
Fig. 4 is an electrical schematic diagram of the GPRS communicator of the present invention.
Fig. 5 is an electrical schematic diagram of the 485 communication device of the present invention.
Fig. 6 is an electrical schematic diagram of the wireless communication device of the present invention.
Fig. 7 is an electrical schematic diagram of the delay relay of the present invention.
The specific implementation mode is as follows:
in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
As shown in fig. 1-7, the communication fault diagnosis system for the hydraulic station of the lime kiln comprises a main station and a plurality of slave stations, wherein a PLC controller is arranged on the main station, a hydraulic station is respectively arranged on each slave station, and a communication switch is arranged between the main station and the slave stations and used for realizing data transmission and interaction between the main station and the slave stations; the slave stations are respectively arranged on the master station in parallel; the communication switch comprises a wireless communicator, a 485 communicator and a GPRS communicator; the model of PLC controller is S7-400, is equipped with a plurality of pins on the PLC controller, the PLC controller links to each other with wireless communicator through Q1.6 pin and Q1.7 pin, the PLC controller links to each other with the 485 communicator through Q1.3 pin, Q1.4 pin and Q1.5 pin, the PLC controller links to each other with the GPRS communicator through Q1.0 pin, Q1.1 pin and Q1.2 pin.
The number of the slave stations is 8, each slave station is provided with a delay relay, and the delay relays are used for delaying communication flash-off.
The model of the delay relay is AT8PSN, 8 pins are arranged on the delay relay, the second pin of the delay relay is a positive electrode pin of a power supply, and the seventh pin of the delay relay is a negative electrode pin of the power supply; the first pin, the third pin and the fourth pin of the time delay relay are contact output pins, and the fifth pin, the sixth pin and the eighth pin of the time delay relay are contact output pins.
The type of the GPRS communicator is SIM800C, 42 pins are arranged on the GPRS communicator, a pin I of the GPRS communicator is connected with a pin Q1.0 of the PLC, a pin II of the GPRS communicator is connected with a pin Q1.1 of the PLC, a pin III of the GPRS communicator is connected with a pin Q1.2 of the PLC, and an antenna is arranged on a pin thirty-two of the GPRS; a fifth pin, a sixth pin, a seventeenth pin and an eighteen pin of the GPRS communicator are connected with an SIM card through a first resistor, a second resistor and a third resistor; and a first capacitor, a second capacitor, a third capacitor and a fourth capacitor are respectively arranged on a pin fifteen, a pin sixteen, a pin seventeen and a pin eighteen of the GPRS communicator.
The model of 485 communicator is SP3485, is equipped with 8 pins on the 485 communicator, the pin of 485 communicator links to each other with the Q1.3 pin of PLC controller, the No. two pins and the No. three pin looks short circuit of 485 communicator link to each other with the Q1.4 pin of PLC controller, the No. four pins of 485 communicator link to each other with the Q1.5 pin of PLC controller.
The model of the wireless communicator is ESP8266, 8 pins are arranged on the wireless communicator, a fourth pin of the wireless communicator is connected with a Q1.7 pin of the PLC, and an eighth pin of the wireless communicator is connected with a Q1.6 pin of the PLC.
Still be connected with the touch-sensitive screen through the signal line on the PLC controller, the staff can operate through the touch-sensitive screen, and is more convenient.
The embodiment of the utility model provides an in lime kiln hydraulic pressure station communication fault diagnostic system's theory of operation does: based on the integrated control effect of PLC controller, adopt parallelly connected form, improved the communication connected mode between main website and the slave station, adjusted the route of net twine between PLC controller and the hydraulic pressure station, can pinpoint the position of hydraulic pressure station that breaks down fast, reduce the interference between the hydraulic pressure station, cooperation time delay relay even the phenomenon of flash-off appears, duration is shorter, can not cause equipment to shut down, promotes lime kiln's overall efficiency, and the practicality is stronger.
In the whole scheme, a PLC (programmable logic controller) is taken as a core component, communication is established between a master station and a slave station through a communication switch, and preferably, the communication switch comprises a wireless communicator, a 485 communicator and a GPRS (general packet radio service) communicator and can be selected according to actual use requirements; connect the communicator through appointed pin, cooperate the time delay relay on the slave station again, constitute whole electric hardware structure, rely on above-mentioned electric hardware structure, can reduce mutual interference between the slave station, increase the time delay of blinking to the position of hydraulic pressure station that breaks down is confirmed to quick accuracy, realizes pinpointing.
Specifically, before improvement, one-time communication flash occurs, positioning can be performed within about 30 minutes, after improvement, the flash occurs, accurate positioning can be performed within 2 minutes, and faults are eliminated; before improvement, fault treatment wastes time and labor, the total time of fault treatment for each time is 1 hour, after improvement, communication flash-off happens occasionally through observation for one month, but the time is within 1S, and shutdown is not caused, so that the overall benefit is improved.
The communication switch comprises a wireless communicator, a 485 communicator and a GPRS communicator, wherein the GPRS communicator is in a SIM800C model, 42 pins are arranged on the GPRS communicator, a pin I of the GPRS communicator is connected with a pin Q1.0 of the PLC, a pin II of the GPRS communicator is connected with a pin Q1.1 of the PLC, a pin III of the GPRS communicator is connected with a pin Q1.2 of the PLC, and an antenna is arranged on a pin thirty-two of the GPRS; a fifth pin, a sixth pin, a seventeenth pin and an eighteen pin of the GPRS communicator are connected with an SIM card through a first resistor, a second resistor and a third resistor; and a first capacitor, a second capacitor, a third capacitor and a fourth capacitor are respectively arranged on a pin fifteen, a pin sixteen, a pin seventeen and a pin eighteen of the GPRS communicator.
The model of 485 communicator is SP3485, is equipped with 8 pins on the 485 communicator, and a pin of 485 communicator links to each other with the Q1.3 pin of PLC controller, and No. two pins and No. three pins of 485 communicator short circuit mutually link to each other with the Q1.4 pin of PLC controller, and No. four pins of 485 communicator link to each other with the Q1.5 pin of PLC controller.
The model of the wireless communicator is ESP8266, 8 pins are arranged on the wireless communicator, a fourth pin of the wireless communicator is connected with a Q1.7 pin of the PLC, and an eighth pin of the wireless communicator is connected with a Q1.6 pin of the PLC; the hardware structure of data transmission is formed, and data transmission is facilitated.
The model of the delay relay is AT8PSN, 8 pins are arranged on the delay relay, the second pin of the delay relay is a positive electrode pin of a power supply, and the seventh pin of the delay relay is a negative electrode pin of the power supply; no. one pin, No. three pin and No. four pins of time delay relay are contact output pin, and No. five pins, No. six pins and No. eight pins of time delay relay are contact output pin, according to actual demand, select a set of contact output to carry out the flash-off time delay, even the flash-off phenomenon appears, the duration is shorter, can not cause the equipment to shut down, more can promote whole benefit.
To sum up, the embodiment of the utility model provides an in the lime kiln hydraulic pressure station communication fault diagnosis system adopt parallelly connected form based on the integrated control effect of PLC controller, communication connected mode between master station and the slave station has been improved, the route of net twine between PLC controller and the hydraulic pressure station has been adjusted, can pinpoint the position of hydraulic pressure station that breaks down fast, reduce the interference between the hydraulic pressure station, cooperation delay relay, even the flash phenomenon appears, duration is shorter, can not cause equipment to shut down, promote the overall efficiency of lime kiln, the practicality is stronger.
The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (7)
1. Lime kiln hydraulic pressure station communication fault diagnostic, its characterized in that: the system comprises a master station and a plurality of slave stations, wherein a PLC (programmable logic controller) is arranged on the master station, a hydraulic station is respectively arranged on each slave station, and a communication switch is arranged between the master station and the slave stations and used for realizing data transmission and interaction between the master station and the slave stations; the slave stations are respectively arranged on the master station in parallel; the communication switch comprises a wireless communicator, a 485 communicator and a GPRS communicator; the model of PLC controller is S7-400, is equipped with a plurality of pins on the PLC controller, the PLC controller links to each other with wireless communicator through Q1.6 pin and Q1.7 pin, the PLC controller links to each other with the 485 communicator through Q1.3 pin, Q1.4 pin and Q1.5 pin, the PLC controller links to each other with the GPRS communicator through Q1.0 pin, Q1.1 pin and Q1.2 pin.
2. The communication fault diagnosis system for the lime kiln hydraulic station as claimed in claim 1, wherein: the number of the slave stations is 8, each slave station is provided with a delay relay, and the delay relays are used for delaying communication flash-off.
3. The communication fault diagnosis system for the lime kiln hydraulic station as claimed in claim 2, wherein: the model of the delay relay is AT8PSN, 8 pins are arranged on the delay relay, the second pin of the delay relay is a positive electrode pin of a power supply, and the seventh pin of the delay relay is a negative electrode pin of the power supply; the first pin, the third pin and the fourth pin of the time delay relay are contact output pins, and the fifth pin, the sixth pin and the eighth pin of the time delay relay are contact output pins.
4. The communication fault diagnosis system for the lime kiln hydraulic station as claimed in claim 1, wherein: the type of the GPRS communicator is SIM800C, 42 pins are arranged on the GPRS communicator, a pin I of the GPRS communicator is connected with a pin Q1.0 of the PLC, a pin II of the GPRS communicator is connected with a pin Q1.1 of the PLC, a pin III of the GPRS communicator is connected with a pin Q1.2 of the PLC, and an antenna is arranged on a pin thirty-two of the GPRS; a fifth pin, a sixth pin, a seventeenth pin and an eighteen pin of the GPRS communicator are connected with an SIM card through a first resistor, a second resistor and a third resistor; and a first capacitor, a second capacitor, a third capacitor and a fourth capacitor are respectively arranged on a pin fifteen, a pin sixteen, a pin seventeen and a pin eighteen of the GPRS communicator.
5. The communication fault diagnosis system for the lime kiln hydraulic station as claimed in claim 1, wherein: the model of 485 communicator is SP3485, is equipped with 8 pins on the 485 communicator, the pin of 485 communicator links to each other with the Q1.3 pin of PLC controller, the No. two pins and the No. three pin looks short circuit of 485 communicator link to each other with the Q1.4 pin of PLC controller, the No. four pins of 485 communicator link to each other with the Q1.5 pin of PLC controller.
6. The communication fault diagnosis system for the lime kiln hydraulic station as claimed in claim 1, wherein: the model of the wireless communicator is ESP8266, 8 pins are arranged on the wireless communicator, a fourth pin of the wireless communicator is connected with a Q1.7 pin of the PLC, and an eighth pin of the wireless communicator is connected with a Q1.6 pin of the PLC.
7. The communication fault diagnosis system for the lime kiln hydraulic station as claimed in claim 1, wherein: and the PLC is also connected with a touch screen through a signal wire.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120408502.3U CN214424822U (en) | 2021-02-24 | 2021-02-24 | Communication fault diagnosis system for lime kiln hydraulic station |
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| CN202120408502.3U CN214424822U (en) | 2021-02-24 | 2021-02-24 | Communication fault diagnosis system for lime kiln hydraulic station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167780A (en) * | 2021-12-03 | 2022-03-11 | 山东师范大学 | Surface water source microorganism concentration monitoring system based on ATP technology |
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2021
- 2021-02-24 CN CN202120408502.3U patent/CN214424822U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167780A (en) * | 2021-12-03 | 2022-03-11 | 山东师范大学 | Surface water source microorganism concentration monitoring system based on ATP technology |
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